Log web fonts intervention result more accurately

third_party/WebKit/Source/core/css/RemoteFontFaceSource.h

Index: third_party/WebKit/Source/core/css/RemoteFontFaceSource.h
diff --git a/third_party/WebKit/Source/core/css/RemoteFontFaceSource.h b/third_party/WebKit/Source/core/css/RemoteFontFaceSource.h
index fb76fee8c0b7fca48575fa6c930769f05f8be3b1..14fc850638a0e054bb4b17e88f779ff78f7ce617 100644
--- a/third_party/WebKit/Source/core/css/RemoteFontFaceSource.h
+++ b/third_party/WebKit/Source/core/css/RemoteFontFaceSource.h
@@ -76,15 +76,20 @@ class RemoteFontFaceSource final : public CSSFontFaceSource,
       FromNetwork
     };
 
-    FontLoadHistograms(DataSource dataSource)
+    FontLoadHistograms(DataSource dataSource, FontDisplay fontDisplay)
         : m_loadStartTime(0),
           m_blankPaintTime(0),
           m_isLongLimitExceeded(false),
-          m_dataSource(dataSource) {}
+          m_dataSource(dataSource),
+          m_fontDisplay(fontDisplay) {}
     void loadStarted();
     void fallbackFontPainted(DisplayPeriod);
-    void fontLoaded(bool isInterventionTriggered);
-    void longLimitExceeded(bool isInterventionTriggered);
+    void fontLoaded(bool isCorsFailed,
+                    bool loadError,
+                    bool isInterventionTriggered);
+    void longLimitExceeded(bool isCorsFailed,
+                           bool loadError,
+                           bool isInterventionTriggered);
     void recordFallbackTime(const FontResource*);
     void recordRemoteFont(const FontResource*);
     bool hadBlankText() { return m_blankPaintTime; }
@@ -93,12 +98,15 @@ class RemoteFontFaceSource final : public CSSFontFaceSource,
 
    private:
     void recordLoadTimeHistogram(const FontResource*, int duration);
-    void recordInterventionResult(bool isTriggered);
+    void recordInterventionResult(bool isCorsFailed,
+                                  bool loadError,
+                                  bool isTriggered);
     CacheHitMetrics dataSourceMetricsValue();
     double m_loadStartTime;
     double m_blankPaintTime;
     bool m_isLongLimitExceeded;
     DataSource m_dataSource;
+    FontDisplay m_fontDisplay;
   };
 
   void switchToSwapPeriod();